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SI1102-A-GM +BOM

Unlock advanced proximity sensing capabilities with the SI1102-A-GM, an infrared sensor that ensures reliable detection accuracy

SI1102-A-GM General Description

Reflective Optical Sensor 19.7" (50cm) 1.6' Non-Metallic 8-WDFN Exposed Pad

Key Features

  • QuickSense™ integrated infrared proximity detector
  • Proximity detection adjustable from under 1 cm to over 1 m
  • Three independent LED drivers
  • 15 current settings from 5.6 mA to 360 mA for each LED driver
  • 25.6 µs LED driver pulse width
  • 500 mm proximity range with single pulse (<2.5 klx)
  • 150 mm proximity range with single pulse (>2.5 klx)
  • Operates at up to 128 klx (direct sunlight)
  • Minimum reflectance sensitivity <1 µW/cm2
  • High EMI immunity without shielded packaging
  • QuickSense™ integrated ambient light sensor
  • 10 mlx resolution possible, allowing operation under dark glass
  • 1 to 128 klx dynamic range possible across two ADC range settings
  • 17-bit resolution
  • Accurate lux measurements possible with IR correction algorithm
  • 25.6 µs measurement cycle keeps total power consumption duty cycle low without compromising performance or noise immunity
  • Industrys lowest power consumption
  • 1.8 to 3.6 V supply voltage
  • 9 µA average current (LED pulsed 25.6 µs every 800 ms at 180 mA plus 3 µA Si114x supply)
  • <500 nA standby current
  • Internal and external wake support
  • Built-in voltage supply monitor and power-on reset controller
  • Serial communications
  • Up to 3.4 Mbps data rate
  • Slave mode hardware address decoding
  • Small-outline 10-lead 2x2 mm QFN
  • Temperature Range
  • –40 to +85 °C


Part Life Cycle Code Not Recommended Reach Compliance Code not_compliant
Body Breadth 3 mm Body Height 0.65 mm
Body Length or Diameter 3 mm Measurement Range-Max (mm) 50 mm
Measurement Range-Min (mm) Mounting Feature SURFACE MOUNT
Operating Current-Max 0.2 mA Operating Temperature-Max 85 °C
Operating Temperature-Min -40 °C Sensors/Transducers Type PROXIMITY SENSOR,PHOTOELECTRIC
Supply Voltage-Max 5.25 V Supply Voltage-Min 2.2 V
Surface Mount YES Termination Type SOLDER

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AVAQ determines and packages all devices based on electrostatic discharge (ESD) and moisture sensitivity level (MSL) protection requirements.

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In Stock: 5,638

Minimum Order: 1

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